Experimental Study of Peat Humification Indicators

Baran, A. (2002) Characterization of Carex peat using extinction values of humic acids. Bioresource Technol., 85, 99-101.Search in Google Scholar

Cavani, L., Ciavatta, C., Gessa, C. (2003) Identification of organic matter from peat, leonardite and lignite fertilisers using humification parameters and electrofocussing. Bioresource Technol., 86, 45-52.Search in Google Scholar

Chaplin, M. F., Kennedy, J. F. (1994) Carbohydrate Analysis: a Practical Approach. London: Oxford University Press, pp. 32-33.Search in Google Scholar

Chen, Y., Senesi, N., Schnitzer, M. (1977) Information provided on humic substances by E₄/E₆ ratios. Soil Sci. Soc. Amer. J., 41(2), 352-358.10.2136/sssaj1977.03615995004100020037xSearch in Google Scholar

Corvasce, M., Zsolnay, A., D'Orazio, V., Lopez, R., Miano, T. M. (2006) Characterization of water-extractable organic matter in a deep soil profile. Chemosphere, 62, 1583-1590.10.1016/j.chemosphere.2005.07.065Search in Google Scholar

Domeizel, M., Khalil, A., Prudent, P. (2004) UV spectroscopy: a tool for monitoring humification and for proposing an index of the maturity of compost. Bioresource Technol., 94, 177-184.Search in Google Scholar

Francioso, O., Ciavatta, C., Montecchio, D., Tugnoli, V., Sanchez-Cortes, S., Gessa, C. (2003) Quantitative estimation of peat, brown coal and lignite humic acids using chemical parameters, ¹H-NMR and DTA analyses. Bioresource Technol., 88, 189-195.Search in Google Scholar

Fuchsman, C. H. (1980) Peat: Industrial Chemistry and Technology. Academic Press: N. Y. 279 pp.Search in Google Scholar

Hargitai, L. (1994) Biochemical transformation of humic substances during humification related to their environmental functions. Environ. Internat., 20(1), 43-48.10.1016/0160-4120(94)90065-5Search in Google Scholar

Ikeya, K., Watanabe, A. (2003) Direct expression of an index for the degree of humification of humic acids using organic carbon concentration. Soil Sci. Plant Nutr., 49(1), 47-53.10.1080/00380768.2003.10409978Search in Google Scholar

Jerzykiewicz, M., Drozd, J., Jezierski, A. (1999) Organic radicals and paramagnetic metal complexes in municipal solid waste composts. An EPR and chemical study. Chemosphere, 39(2), 253-268.Search in Google Scholar

Lu, X. Q., Hanna, J. V., Johnson, W. D. (2001) Evidence of chemical pathways of humification: a study of aquatic humic substances heated at various temperatures. Chem. Geol., 177, 249-264.10.1016/S0009-2541(00)00412-5Search in Google Scholar

Lu, X. Q., Hanna, J. V., Johnson, W. D., 2000. Source indicators of humic substances: An elemental composition, solid state 13C NMR and Py-GC-MS study. Appl. Geochem., 15, 1019-1033.10.1016/S0883-2927(99)00103-1Search in Google Scholar

Lukoshko, E. S., Bambalov, N. N., Khoruznik, A. V., Striguikii, V. P., Dudarchik, V. M. (1988) Composition and properties of the humic acids of the initial period of peat formation. Khim. Tverdogo Topliva, 22(5), 3-10.Search in Google Scholar

Milori, D. M. B. P., Neto, L. M., Bayer, C., Mielniczuk, J., Bagnato, V. S. (2002) Humification degree of soil humic acids determined by fluorescence spectroscopy. Soil Sci., 167(11), 739-749.10.1097/00010694-200211000-00004Search in Google Scholar

Perez, M. G., Martin-Neto, L., Saab, S. C., Novotny, E. H., Milori, D. M. B. P., Bagnato, V. S., Colnago, L. A., Melo, W. J., Knicker, H. (2004) Characterization of humic acids from a Brazilian oxisol under different tillage systems by EPR, ¹³C NMR, FTIR and fluorescence spectroscopy. Geoderma, 118, 181-190.10.1016/S0016-7061(03)00192-7Search in Google Scholar

Piccolo, A. (2001) The supramolecular structure of humic substances. Soil Sci., 166(11), 810-832.10.1097/00010694-200111000-00007Search in Google Scholar

Preston, C. M., Axelson, D. E., Levesque, M., Mathur, S. P., Dinel, H., Dudley, R. L. (1989) Carbon 13 NMR and chemical characterization of particle size separates of peats differing in degree of decomposition. Org. Geochem., 14(4), 393-403.10.1016/0146-6380(89)90005-3Search in Google Scholar

Rosa, A. H., Simoes, M. L., de Oliveira, L. C., Rocha, J. C., Neto, L. M., Milori, D. M. B. P. (2005) Multimethod study of the degree of humification of humic substances extracted from different tropical soil profiles in Brazil's Amazonian region. Geoderma, 127, 1-10.10.1016/j.geoderma.2004.10.009Search in Google Scholar

Schimel, D. S., Braswell, B. H., Parton, W. J. (1997) Equilibration of the terrestrial water, nitrogen and carbon cycles. Proc. Natl. Acad. Sci. USA, 94(16), 8280-8283.10.1073/pnas.94.16.8280Search in Google Scholar

Schnitzer, M., Levesque, M. (1979) Electron spin resonance as a guide to the degree of humification of peats. Soil Sci., 127(3), 140-145.10.1097/00010694-197903000-00003Search in Google Scholar

Steelink, C. (1985) Implications of elemental characteristics of humic substances. In Aiken, G. R., McKnight, D. M., Wershow, R. L., MacCarthy, P. (eds.). Humic Substances in Soil, Sediment, and Water (pp. 457-476). New York: Wiley.Search in Google Scholar

Stevenson, F. J. (1994) Humus Chemistry: Genesis, Composition, Reactions. 2^nd ed. New York: Wiley. 496 pp.Search in Google Scholar

Tan, K. H. (2005) Soil Sampling, Preparation, and Analysis. 2^nd ed. New York: Taylor & Francis group. 623 pp.10.1201/9781482274769Search in Google Scholar

Van Krevelen, D. W. (1950) Graphical statistical method for the study of structure and reaction processes of coal. Fuel, 29, 269-284.Search in Google Scholar

Von Post, L. (1924) Das genetische System der Organogenen Bildungen Schwedens. In Memoires sur la nomenclature et la classification des sols. International Committee of Soil Science, Helsinki, pp. 287-304.Search in Google Scholar

Zsolnay, A., Baigar, E., Jimenez, M., Steinweg, B., Saccomandi, F. (1999) Differentiating with fluorescence spectroscopy the sources of dissolved organic matter in soils subjected to drying. Chemosphere, 38(1), 45-50.10.1016/S0045-6535(98)00166-0Search in Google Scholar

Лиштван, И.И., Король, Н.Т. (1975) Основные свойства торфа и метοдыих определения [Basic properties of Peat and Methods for Their Determination]. Минск: Наука и техника. 320 с. (in Russian).Search in Google Scholar